公开(公告)号：US09508295B2

公开(公告)日：2016-11-29

申请号：US14513610

申请日：2014-10-14

Applicant: Japan Display Inc.

Inventor： Tomoko Kozuka ,  Jin Hirosawa ,  Yuuki Morita ,  Hiroyuki Kimura ,  Kazuya Arima ,  Masaaki Kabe ,  Yoshihiro Watanabe

IPC: G09G3/36 ,  G02F1/1343 ,  G02F1/1337

CPC classification number: G09G3/3607 ,  G02F1/134336 ,  G02F2001/133742 ,  G09G2300/0452 ,  G09G2320/0242

Abstract: According to one embodiment, a display device includes a first substrate including a first pixel electrode disposed on a first color pixel of red, a second pixel electrode disposed on a second color pixel of green, a third pixel electrode disposed on a third color pixel of blue, and a fourth pixel electrode disposed on a fourth color pixel of white, a second substrate including a common electrode, and a liquid crystal layer held between the first substrate and the second substrate, wherein a top voltage applied to the fourth color pixel to correspond to a maximum gradation value is set to be less than a top voltage applied to each of the first color pixel and the second color pixel to correspond to respective maximum gradation values.

Abstract translation: 根据一个实施例，显示装置包括：第一基板，包括设置在红色的第一彩色像素上的第一像素电极，设置在绿色的第二彩色像​​素上的第二像素电极;第三像素电极， 蓝色和第四像素电极，其设置在白色的第四彩色像素上，第二基板包括公共电极，以及保持在第一基板和第二基板之间的液晶层，其中施加到第四颜色像素的顶部电压 对应于最大灰度值被设置为小于施加到第一颜色像素和第二彩色像​​素中的每一个的顶部电压以对应于各个最大灰度值。

公开(公告)号：US20150109568A1

公开(公告)日：2015-04-23

申请号：US14513610

申请日：2014-10-14

Applicant: Japan Display Inc.

Inventor： Tomoko KOZUKA ,  Jin Hirosawa ,  Yuuki Morita ,  Hiroyuki Kimura ,  Kazuya Arima ,  Masaaki Kabe ,  Yoshihiro Watanabe

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1337

CPC classification number: G09G3/3607 ,  G02F1/134336 ,  G02F2001/133742 ,  G09G2300/0452 ,  G09G2320/0242

Abstract: According to one embodiment, a display device includes a first substrate including a first pixel electrode disposed on a first color pixel of red, a second pixel electrode disposed on a second color pixel of green, a third pixel electrode disposed on a third color pixel of blue, and a fourth pixel electrode disposed on a fourth color pixel of white, a second substrate including a common electrode, and a liquid crystal layer held between the first substrate and the second substrate, wherein a top voltage applied to the fourth color pixel to correspond to a maximum gradation value is set to be less than a top voltage applied to each of the first color pixel and the second color pixel to correspond to respective maximum gradation values.

Abstract translation: 根据一个实施例，显示装置包括：第一基板，包括设置在红色的第一彩色像素上的第一像素电极，设置在绿色的第二彩色像​​素上的第二像素电极;第三像素电极， 蓝色和第四像素电极，其设置在白色的第四彩色像素上，第二基板包括公共电极，以及保持在第一基板和第二基板之间的液晶层，其中施加到第四颜色像素的顶部电压 对应于最大灰度值被设置为小于施加到第一颜色像素和第二彩色像​​素中的每一个的顶部电压以对应于各个最大灰度值。

公开(公告)号：US10082921B2

公开(公告)日：2018-09-25

申请号：US15432632

申请日：2017-02-14

Applicant: Japan Display Inc.

Inventor： Kazuya Arima

IPC: G06F3/044 ,  G06F3/041 ,  G09G3/36

CPC classification number: G06F3/044 ,  G06F3/0412 ,  G06F3/0416 ,  G06F2203/04108 ,  G09G3/3677 ,  G09G2310/0289 ,  G09G2330/021 ,  G09G2354/00

Abstract: According to an aspect, a display apparatus includes: a plurality of scanning lines including a first scanning line and a second scanning line, wherein the first scanning line is adjacent to the second scanning line in a first direction; a plurality of touch drive electrodes including a first touch drive electrode and a second touch drive electrode, wherein the first touch drive electrode is adjacent to the second touch drive electrode in the first direction; and an operation controller, wherein the operation controller is configured to provide a display scanning signal to a selected scanning line of the plurality of scanning lines and scan the plurality of scanning lines in a second direction and provide a touch drive signal to a selected touch drive electrode of the plurality of touch drive electrodes that is not coupled to the selected scanning line.